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Lipids and Lipid Derivatives

Nonpolar, water-insoluble biomolecules for energy storage, signaling, and membrane structures; include fatty acid conjugates, prenol lipids, fatty alcohols, steroids, fatty acid esters, cylcerolipids, fatty alcohol esters, and fatty acyl thioesters.
Fatty acid conjugates (2,933)
Prenol lipids (2,315)
Fatty acid esters (1,514)
Steroids and derivatives (1,365)
Fatty alcohols (772)
Fatty alcohol esters (616)
Glycerolipids (285)
Sphingolipids (237)
Glycerophospholipids (124)
Fatty acyl thioesters (16)
Eicosanoids (6)
Fatty acyl glycosides (4)
Endocannabinoids (2)

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1,801 – 1,815 of 8,128 results
1,801

Sigma Aldrich 2,5-dimethylpyridine-3-boronic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
1,802

Sigma Aldrich 4-(dimethylamino)-piperidine

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 50533-97-6
1,803

Sigma Aldrich 2-Hydroxyethyl 4-hydroxybenzoate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 2496-90-4
1,804

Sigma Aldrich Ethyl levulinate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 93°C to 94°C (18 mmHg)
Percent Purity 99%
Linear Formula CH3COCH2CH2COOC2H5
CAS 539-88-8
Molecular Weight (g/mol) 144.17
MDL Number MFCD00009209
Refractive Index n20/D 1.422 (literature)
Synonym Ethyl 4-oxopentanoate
RTECS Number OI1700000
Recommended Storage Room Temperature
Molecular Formula C7H12O3
EINECS Number 208-728-2
Density 1.016 g/mL (at 25°C (literature))
1,805

Sigma Aldrich Itaconic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Percent Purity ≥99%
Linear Formula HO2CCH2C(=CH2)CO2H
CAS 97-65-4
Molecular Weight (g/mol) 130.1
MDL Number MFCD00004260
Synonym Methylenesuccinic acid
Recommended Storage Room Temperature
Molecular Formula C5H6O4
EINECS Number 202-599-6
Density 1.573 g/mL (at 25°C (literature))
Melting Point 165°C to 168°C (lit.)
1,806

Sigma Aldrich Hexanoic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 202°C to 203°C (lit.)
Linear Formula CH3(CH2)4 COOH
Molecular Weight (g/mol) 116.16
Density 0.927 g/mL (at 25°C (literature))
Percent Purity ≥99%
CAS 142-62-1
MDL Number MFCD00004421
Refractive Index n20/D 1.4161 (literature)
Synonym Acid C6; Caproic acid
RTECS Number MO5250000
Recommended Storage Room Temperature
Molecular Formula C6H12O2
EINECS Number 205-550-7
Melting Point -4°C (lit.)
1,807

Sigma Aldrich tert-Butyl acetoacetate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 71°C to 72°C (11 mmHg)
Percent Purity 98%
Linear Formula CH3COCH2COOC(CH3)3
CAS 1694-31-1
Molecular Weight (g/mol) 158.19
MDL Number MFCD00008811
Refractive Index n20/D 1.419 (literature)
Synonym TBAA
Recommended Storage Room Temperature
Molecular Formula C8H14O3
Density 0.954 g/mL (at 25°C (literature))
Melting Point -38°C (lit.)
1,808

Sigma Aldrich Ethyl acetoacetate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 181°C (lit.)
Percent Purity 99%
Linear Formula CH3COCH2COOC2H5
CAS 141-97-9
Molecular Weight (g/mol) 130.14
MDL Number MFCD00009199
Synonym EAA; Ethyl 3-oxobutanoate; Acetoacetic ester
RTECS Number AK5250000
Recommended Storage Room Temperature
Molecular Formula C6H10O3
EINECS Number 205-516-1
Density 1.029 g/mL (at 20°C (literature))
Melting Point -43°C (lit.)
1,809

Sigma Aldrich 2-Butynoic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Percent Purity 98%
Linear Formula CH3C///CCO2H
CAS 590-93-2
Molecular Weight (g/mol) 84.07
MDL Number MFCD00004363
Synonym Tetrolic acid
Recommended Storage Room Temperature
Molecular Formula C4H4O2
EINECS Number 209-695-7
Melting Point 78°C to 80°C (lit.)
1,810

Sigma Aldrich 2-Fluoro-5-(1H-tetrazol-1-yl)aniline

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
1,811

Sigma Aldrich 5'-Hydroxy-2'-methoxyacetophenone

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
1,812

Sigma Aldrich alpha-Terpinene

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 173°C to 175°C (lit.)
Linear Formula C10H16
Molecular Weight (g/mol) 136.23
Density 0.837 g/mL (at 25°C (literature))
Percent Purity ≥95.0% (GC)
CAS 99-86-5
Biological Activity Respiratory System
MDL Number MFCD00001534
Refractive Index n20/D 1.478 (literature)
Synonym alpha-Terpinene; 1-Isopropyl-4-methyl-1,3-cyclohexadiene; p-Mentha-1,3-diene
RTECS Number OS8060000
Recommended Storage -20°C
Molecular Formula C10H16
EINECS Number 202-795-1
1,813

Sigma Aldrich Sodium hexadecyl sulfate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
1,814

Sigma Aldrich (+/-)-Menthol

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 216°C (lit.)
Percent Purity ≥98.0% (GC)
Linear Formula C10H20O
CAS 89-78-1
Molecular Weight (g/mol) 156.27
MDL Number MFCD00001484
Synonym Menthol; Racemic menthol; 2-Isopropyl-5-methylcyclohexanol; Hexahydrothymol
RTECS Number OT0350000
Recommended Storage Room Temperature
Molecular Formula C10H20O
EINECS Number 201-939-0
Density 0.89 g/mL (at 25°C (literature))
Melting Point 34°C to 36°C (lit.)
1,815

Sigma Aldrich Dl-Alpha-Tocopherol Methoxypolyethylene Glycol Succinate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 1309573-60-1
Health Hazard 1 Non-Hazardous
Synonym TPGS-750-M
Recommended Storage Room Temperature